1/2-Port Isdn Bri-S/T Nim Card Ports - Enterasys X-Pedition XSR-1805 Getting Started Manual

1/2-Port ISDN BRI-S/T NIM Card Ports

The XSR offers a serial NIM card for 1 or 2 WAN interfaces over an ISDN BRI- S/T line, as shown
in Figure A-18. The Port 0 and 1 LEDs shine when the lines are active and ready to receive traffic.
See Figure A-19
Port 0 Activation LED
for pinout assignments.
Figure A-18 ISDN BRI-S/T NIM Card (RJ-45 ports shown)
Figure A-19
BRI-S/T
Pin 1
Cable, CompactFlash and Accessory Specifications
ISDN BRI-S/T NIM Pinouts
Pin Signal
1 Unused
Pin 8
2 Unused
3 Transmit (+)
4 Receive (+)
5 Receive (-)
6 Transmit (-)
7 Unused
8 Unused
Port 1 Activation LED
XSR Getting Started Guide A-77